Fast-speed variant of the STS3215 series. Trades torque for speed at 0.116sec/60° – approximately 40% faster than the C001. Same 12-bit magnetic encoder and TTL serial bus connectivity.
HONGKONG FEETECH RC Model CO.
STS3215 19.5kg Smart Servo
TTL serial bus smart servo with 12-bit magnetic encoder (4096-step resolution, 0.088° precision). Dual-shaft design supports daisy-chaining up to 253 servos on a single bus. Commonly used in SO-ARM100/101 builds (6 per arm).
STS3215 30kg 12V High-Torque Servo
High-voltage variant delivering 30kg.cm torque at 12V in the same compact STS3215 form factor. Designed for applications requiring maximum force.
STS3250 50kg Heavy Duty Smart Servo
Heavy-duty TTL serial bus servo delivering 50kg.cm (695.58oz.in) torque at 12V. Compact 45.22mm × 24.72mm × 35mm form factor weighing only 74.5g.


